名词
中文翻译：麻烦
同义词：
['complication', 'difficulty', 'obstacle']
例句：
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1.He was troubled by the sudden change in weather.
他因为天气的突然变化而感到困扰。
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2.The roadblocks made it difficult for him to reach his destination.
路上的障碍使他难以到达目的地。
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3. The company encountered several obstacles during its development process.
该公司在其发展过程中遇到了几个障碍。